DEVELOPMENT IN ENGINE TECHNOLOGY FOR THE FUTURE MARINE MARKET. ELIAS BOLETIS Director, Programs & Technologies Propulsion WÄRTSILÄ CORPORATION

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1 DEVELOPMENT IN ENGINE TECHNOLOGY ELIAS BOLETIS Director, Programs & Technologies Propulsion FOR THE FUTURE MARINE MARKET WÄRTSILÄ CORPORATION 1 Wärtsilä

2 - Strategy - How we see the future - Engine development and trends - Concluding remarks 2 Wärtsilä

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13 - Strategy - How we see the future - Engine development and trends - Concluding remarks

14 Changes in customer demands: Total cost of ownership Environmental footprint and global awareness System integration approach Reliability 14 Wärtsilä

15 Wärtsilä Diesel Engine Portfolio (1) L20 6L20 8L20 9L20 6L26 8L26 9L26 12V26 16V26 18V26 6L32 7L32 8L32 9L32 12V32 16V32 18V MW 1.2 MW 1.6 MW 1.8 MW 2.0 MW 2.7 MW 3.1 MW 4.1 MW 5.4 MW 6.1 MW 3 MW 3.5 MW 4 MW 4.5 MW 6 MW 8 MW 9 MW 15 Wärtsilä 19/11/ V MW Only for Power Plant use

16 Wärtsilä Diesel Engine Portfolio (2) 38 6L MW L MW 9L MW 12V MW 16V MW 46 12V MW 16V MW 18V46 Only for Power Plant use MW 46F Wärtsilä 19/11/2010 6L46F 7.2 MW 7L46F 8.4 MW 8L46F 9.6 MW 9L46F 10.8 MW 12V46F 14.4 MW 14V46F 16.8 MW 16V46F 19.2 MW 20V46F 6L64 7L64 Only for Power Plant use 12.9 MW 15.1 MW 08L MW 23 MW

17 Wärtsilä 46F W46F references 18 engines / 126 cylinders successfully in operation on 10 vessels 8 engines / 160 cylinders successfully in operation in powerplants More than cumulative running hours More than running hours on one engine Order book 82 engines on order for marine and powerplant installations Performance development progress of the W46F: Engine W46F engine W46 engine NOx level IMO Tier2 IMO Tier2 Power per cyl kw/cyl Engine speed rpm SFOC with pumps 85% load g/kwh SFOC with pumps 75% load g/kwh Wärtsilä

18 Wärtsilä 12V32E Increased power output: 580 kw / 750 rpm, i.e. 16% higher output compared to current W32 Main design actions: p max increased to 230 bar New reinforced engine block, crankshaft and cylinder head Turbocharging system with increased pressure ratio Additional features: arctic option, i.e. -50 C suction air engine inclination of 25 degrees in all directions 18 Wärtsilä

19 Wärtsilä Auxpac 26 The Auxpac 26 extends the standard range of low voltage generating sets for commercial vessels Key feature is the compact design with common base frame and fully integrated auxiliary components (pumps, valves, filters, coolers) All connections available at free end for easy installation and maintenance 19 Wärtsilä

20 Wärtsilä 6L20L locomotive genset Engine characteristics Nominal output 1025kW Speed range rpm Fast load response For wide range of altitudes and ambient conditions Engine features Designed as flange-mounted genset Common rail fuel injection system Variable valve timing Low inertia, high pressure ratio turbocharger Closed crankcase ventilation system with oil mist separation Fully integrated advanced UNIC C3 engine control system 20 Wärtsilä

21 Installed power [ MW ] Wärtsilä dual-fuel (DF) engines Wärtsilä 50DF LNG vessels equipped with W50DF engines Provalys and Gaselys DF-electric LNG Carrier Gaz de France Alstom Chantiers de l Atlantique 2x Wärtsilä 12V50DF + 2x6L50DF Total running hours for 2 ships Gaz de France Energy DF-electric LNG Carrier Gaz de France Alstom Chantiers de l Atlantique 4x Wärtsilä 6L50DF Total running hours British Emerald DF-electric LNG Carrier BP Shipping Hyundai Heavy Industries 2x Wärtsilä 12V50DF + 2x9L50DF Total running hours 56 vessels with an installed power of 2000 MW Estimated ship delivery date Wärtsilä

22 Wärtsilä 34DF for offshore applications The Wärtsilä 34DF applies the latest dual fuel engine concept on the Wärtsilä 32 platform, replacing the 32DF engine Applicable as generating set as well as direct mechanical drive (CPP) Fuel flexibility and redundancy with dual fuel technology IMO Tier II-compliant in diesel mode IMO Tier III-compliant in gas mode Closed-loop cylinder pressure control Wärtsilä 34DF Cylinder bore / stroke [mm] 340 / 400 Engine speed [rpm] 720 / 750 Output per cylinder [kw] 435 / 450 Available cylinder configurations 6L, 9L, 12V, 16V & 20V 22 Wärtsilä

23 Latest dual fuel engine development: Wärtsilä 20DF Latest member of the Wartsila DF family W20DF design is based on proven W20 engine platform to ensure reliability and maximum communality for easy conversion Applicable as marine genset and main engine Otto principle with a common rail pilot fuel system for gas ignition Embedded UNIC C3 automation system Efficiency of >40% in gas mode Wärtsilä 20DF Cylinder bore / stroke [mm] 200 / 280 Engine speed [rpm] 1000 / 1200 Output per cylinder [kw] 146 / 176 Available cylinder configurations 6L, 8L, 9L 23 Wärtsilä

24 Wärtsilä dual-fuel (DF) engine portfolio 20DF 6L20DF 1.0 MW 8L20DF 1.4 MW 9L20DF 1.6 MW Paper s #95, #112, #212 34DF 6L34DF 2.7 MW 9L34DF 4.0 MW 12V34DF 5.4 MW 16V34DF 7.2 MW 20V34DF 9.0 MW 50DF 6L50DF 5.85 MW Higher output for 60Hz / Main engines 8L50DF 7.8 MW 9L50DF 8.8 MW 12V50DF 11.7 MW 16V50DF 15.6 MW 18V50DF MW Wärtsilä

25 Wärtsilä 34SG spark ignited engine The cylinder output of the Wärtsilä 34SG raised to 500kW/cyl. With this new C2-output stage the cylinder output is on a par with the Wärtsilä 32 power plant diesel engine Available in 9L, 16V and 20V cylinder configurations for a maximum unit output of 10 MW Wärtsilä 34SG Cylinder bore / stroke [mm] 340 / 400 Engine speed [rpm] 720 / 750 Output per cylinder [kw] 480 / 500 Available cylinder configurations 9L, 16V, 20V 25 Wärtsilä

26 Wärtsilä 34SG spark ignited engine The Wärtsilä 34SG-C2 engine applies closed-loop cylinder pressure control for control and monitoring of firing pressure, knocking and combustion quality Benefits: Improved detection of knocking and misfiring 30% reduction in peak pressure fluctuations Future potential to support automatic power and de-rating control as well as improved diagnostics for preventive maintenance Papers #95, # Wärtsilä

27 Automation & Controls UNIC an integrated automation platform for embedded applications Introduced in 2004, meanwhile fully rolled out on all Wärtsilä medium speed engines Based on experience with WECS Developed and optimized for demanding industrial machinery, for robustness, capacity and flexibility Validated in rig tests (HALT = Highly accelerated lifecycle test), full scale engine tests in the laboratory and field installations Prepared for future developments Systems Failures per reference period UNIC population by 2010 UNIC C3: 150 inst. UNIC C2: 600 inst. UNIC C1: 1300 inst Reliability improvement Year Year 2010 Paper #10, #207, # Wärtsilä

28 Wärtsilä Common Rail Injection CR2 the next generation common rail system to meet future requirements Injector with integrated accumulator and flow fuse Capability for 1800 bar pressure and multiple injections Multi cylinder pump Benefits of CR2: No servo oil circuit, reduced complexity Less pressure oscillation Increased robustness of the concept Improved flexibility and performance optimisation potential Paper #119 Mini rail with safety and circulation valve 28 Wärtsilä

29 Emission reduction focus Different options to comply with emission legislation schemes 29 Wärtsilä

30 Roller lift Wärtsilä NOx reduction package for IMO Tier 2 / 3 IMO TIER 2 Improved combustion system Valve timing optimization (Miller timing) High-efficiency turbo charging system Similar concept for 2-stroke and 4-stroke Reference vs. Miller TDC BDC 300,0 320,0 340,0 360,0 380,0 400,0 420,0 440,0 460,0 480,0 500,0 520,0 540,0 CA Reference IMO TIER 3 (Emission Controlled Areas) SCR catalyst and scrubbers for exhaust gas aftertreatment Different alternative concepts under evaluation: 2-stage turbocharging + flexible valve timing + exhaust gas recirculation (EGR) or wet technologies (e.g. charge air humidification) Gas as a marine fuel (DF / SG engines) 30 Wärtsilä

31 2-stage turbocharging on medium-speed engines Validation results of the first 2-stage turbocharging installation on a full-scale Wärtsilä 20V32 engine Power output kw/cyl 500 BSFC g/kwh -8 NO x Vol-ppm 576 Exhaust gas temperature before turbine Turbocharging efficiency deg C < 540 % < 74 Paper #73, #82, # Wärtsilä

32 Emission aftertreatment technologies Development of emission aftertreatment and efficiency technologies in Delivery Center Ecotech Emission reduction: NO x CO and HC reduction Emission reduction: SO x and PM reduction Emission reduction: Emission monitoring Total economy: Energy efficiency Catalysts: SCR, oxidation catalysts Flue gas desulphurisation (scrubbers), electrostatic precipitators Emission monitoring systems Energy efficiency: combined cycles, combined heat and power, chillers 32 Wärtsilä

33 Test results from the Wärtsilä SOx scrubber Wärtsilä scrubber on Neste Oil MT Suula with a 4R20 auxiliary engine rated at 680 kw Tests in , including certification Tests on HFO with 3.4% sulphur and HFO of 1.5% sulphur Test results: SOx removal > 99% in all operating conditions Particle matter reduction: 30 60% 33 Wärtsilä

34 Discussion Items - Strategy - How we see the future - Engine development and trends - Concluding remarks

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40 Thank you for your kind attention 40 Wärtsilä